Denver (Steele St) CO, US: 39.8392, -104.9489
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| June 22, 2021, noon | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 0.0 ppb (0) | 3.0 ppb (3) | 0.44 ppb (5) | 95.0 μg/m3 (71) | N/A | 71.0 | |
| June 22, 2021, 11 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 0.0 ppb (0) | 6.0 ppb (6) | 0.25 ppb (3) | 43.0 μg/m3 (40) | N/A | 40.0 | |
| June 22, 2021, 10 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.17 ppb (3) | 73.0 μg/m3 (60) | N/A | 60.0 | |
| June 22, 2021, 9 a.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 13.0 ppb (13) | 0.2 ppb (3) | 80.0 μg/m3 (64) | N/A | 64.0 | |
| June 22, 2021, 8 a.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 15.0 ppb (14) | 0.2 ppb (3) | 80.0 μg/m3 (64) | N/A | 64.0 | |
| June 22, 2021, 7 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.2 ppb (3) | 54.0 μg/m3 (50) | N/A | 50.0 | |
| June 22, 2021, 6 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.2 ppb (3) | 78.0 μg/m3 (63) | N/A | 63.0 | |
| June 22, 2021, 5 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.2 ppb (3) | 69.0 μg/m3 (58) | N/A | 58.0 | |
| June 22, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.19 ppb (3) | 50.0 μg/m3 (47) | N/A | 47.0 | |
| June 22, 2021, 3 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 37.0 ppb (35) | 0.18 ppb (3) | 48.0 μg/m3 (45) | N/A | 45.0 | |
| June 22, 2021, 2 a.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.17 ppb (3) | 11.0 μg/m3 (11) | N/A | 38.0 | |
| June 22, 2021, 1 a.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 51.0 ppb (48) | 0.15 ppb (2) | 5.0 μg/m3 (5) | N/A | 48.0 | |
| June 22, 2021, midnight | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 56.0 ppb (55) | 0.15 ppb (2) | N/A | N/A | 55.0 | |
| June 21, 2021, 11 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 56.0 ppb (55) | 0.15 ppb (2) | N/A | N/A | 55.0 | |
| June 21, 2021, 10 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.15 ppb (2) | N/A | N/A | 51.0 | |
| June 21, 2021, 9 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.15 ppb (2) | N/A | N/A | 49.0 | |
| June 21, 2021, 8 p.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.16 ppb (3) | N/A | N/A | 46.0 | |
| June 21, 2021, 7 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.17 ppb (3) | 33.0 μg/m3 (31) | N/A | 45.0 | |
| June 21, 2021, 6 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.16 ppb (3) | 34.0 μg/m3 (32) | N/A | 40.0 | |
| June 21, 2021, 5 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.13 ppb (2) | 24.0 μg/m3 (23) | N/A | 39.0 | |
| June 21, 2021, 4 p.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.15 ppb (2) | 21.0 μg/m3 (20) | N/A | 36.0 | |
| June 21, 2021, 3 p.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | N/A | 34.0 ppb (32) | 0.19 ppb (3) | 23.0 μg/m3 (22) | N/A | 32.0 | |
| June 21, 2021, 2 p.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | N/A | N/A | 30.0 μg/m3 (28) | N/A | 28.0 | |
| June 21, 2021, 1 p.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | 0.0 ppb (0) | 24.0 ppb (23) | 0.2 ppb (3) | 33.0 μg/m3 (31) | N/A | 31.0 | |
| June 21, 2021, noon | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 23.0 ppb (22) | 0.23 ppb (3) | 16.0 μg/m3 (15) | N/A | 22.0 | |
| June 21, 2021, 11 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.16 ppb (3) | 12.0 μg/m3 (12) | N/A | 26.0 | |
| June 21, 2021, 10 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.13 ppb (2) | 2.0 μg/m3 (2) | N/A | 30.0 | |
| June 21, 2021, 9 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.12 ppb (2) | 9.0 μg/m3 (9) | N/A | 31.0 | |
| June 21, 2021, 8 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.12 ppb (2) | 8.0 μg/m3 (8) | N/A | 33.0 | |
| June 21, 2021, 7 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 33.0 ppb (31) | 0.13 ppb (2) | 8.0 μg/m3 (8) | N/A | 31.0 | |
| June 21, 2021, 6 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.12 ppb (2) | 40.0 μg/m3 (38) | N/A | 38.0 | |
| June 21, 2021, 5 a.m. | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 39.0 ppb (37) | 0.13 ppb (2) | 39.0 μg/m3 (37) | N/A | 37.0 | |
| June 21, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.13 ppb (2) | 66.0 μg/m3 (57) | N/A | 57.0 | |
| June 21, 2021, 3 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.13 ppb (2) | 43.0 μg/m3 (40) | N/A | 40.0 | |
| June 21, 2021, 2 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.13 ppb (2) | 57.0 μg/m3 (52) | N/A | 52.0 | |
| June 21, 2021, 1 a.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 54.0 ppb (50) | 0.12 ppb (2) | 71.0 μg/m3 (59) | N/A | 59.0 | |
| June 21, 2021, midnight | N/A | N/A | N/A | 1.0 ppb (1) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.12 ppb (2) | 40.0 μg/m3 (38) | N/A | 49.0 | |
| June 20, 2021, 11 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 56.0 ppb (55) | 0.12 ppb (2) | 55.0 μg/m3 (51) | N/A | 55.0 | |
| June 20, 2021, 10 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 57.0 ppb (58) | 0.12 ppb (2) | 49.0 μg/m3 (46) | N/A | 58.0 | |
| June 20, 2021, 9 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 59.0 ppb (65) | 0.13 ppb (2) | 44.0 μg/m3 (41) | N/A | 65.0 | |
| June 20, 2021, 8 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 56.0 ppb (55) | 0.13 ppb (2) | 60.0 μg/m3 (54) | N/A | 55.0 | |
| June 20, 2021, 7 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 56.0 ppb (55) | 0.14 ppb (2) | 55.0 μg/m3 (51) | N/A | 55.0 | |
| June 20, 2021, 6 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.13 ppb (2) | 52.0 μg/m3 (49) | N/A | 51.0 | |
| June 20, 2021, 5 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.12 ppb (2) | 53.0 μg/m3 (50) | N/A | 50.0 | |
| June 20, 2021, 4 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.1 ppb (2) | 67.0 μg/m3 (57) | N/A | 57.0 | |
| June 20, 2021, 3 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.13 ppb (2) | 36.0 μg/m3 (34) | N/A | 43.0 | |
| June 20, 2021, 2 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 40.0 ppb (38) | 0.14 ppb (2) | N/A | N/A | 38.0 | |
| June 20, 2021, 1 p.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.2 ppb (3) | N/A | N/A | 25.0 | |
| June 20, 2021, noon | N/A | N/A | N/A | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 14.0 ppb (13) | 0.25 ppb (3) | 103.0 μg/m3 (75) | N/A | 75.0 | |
| June 20, 2021, 11 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 0.0 ppb (0) | 10.0 ppb (10) | 0.27 ppb (4) | N/A | N/A | 20.0 | |
| June 20, 2021, 10 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 0.0 ppb (0) | 12.0 ppb (12) | 0.28 ppb (4) | 32.0 μg/m3 (30) | N/A | 30.0 | |
| June 20, 2021, 9 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.28 ppb (4) | 24.0 μg/m3 (23) | N/A | 23.0 | |
| June 20, 2021, 8 a.m. | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.35 ppb (4) | N/A | N/A | 22.0 | |
| June 20, 2021, 7 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 21.0 ppb (20) | 0.32 ppb (4) | 41.0 μg/m3 (38) | N/A | 38.0 | |
| June 20, 2021, 6 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.28 ppb (4) | 24.0 μg/m3 (23) | N/A | 26.0 | |
| June 20, 2021, 5 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 1.0 ppb (2) | 35.0 ppb (33) | 0.28 ppb (4) | 29.0 μg/m3 (27) | N/A | 33.0 | |
| June 20, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 43.0 ppb (40) | 0.26 ppb (4) | 34.0 μg/m3 (32) | N/A | 40.0 | |
| June 20, 2021, 3 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 1.0 ppb (2) | 45.0 ppb (42) | 0.24 ppb (3) | 84.0 μg/m3 (66) | N/A | 66.0 | |
| June 20, 2021, 2 a.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 1.0 ppb (2) | 38.0 ppb (36) | 0.26 ppb (4) | N/A | N/A | 36.0 | |
| June 20, 2021, 1 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 41.0 ppb (38) | 0.21 ppb (3) | N/A | N/A | 38.0 | |
| June 20, 2021, midnight | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.19 ppb (3) | N/A | N/A | 46.0 | |
| June 19, 2021, 11 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.21 ppb (3) | N/A | N/A | 46.0 | |
| June 19, 2021, 10 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 57.0 ppb (58) | 0.18 ppb (3) | N/A | N/A | 58.0 | |
| June 19, 2021, 9 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 60.0 ppb (68) | 0.18 ppb (3) | N/A | N/A | 68.0 | |
| June 19, 2021, 8 p.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 57.0 ppb (58) | 0.24 ppb (3) | N/A | N/A | 58.0 | |
| June 19, 2021, 7 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 74.0 ppb (103) | 0.23 ppb (3) | 70.0 μg/m3 (59) | N/A | 103.0 | |
| June 19, 2021, 6 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 74.0 ppb (103) | 0.23 ppb (3) | N/A | N/A | 103.0 | |
| June 19, 2021, 5 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 63.0 ppb (78) | 0.22 ppb (3) | N/A | N/A | 78.0 | |
| June 19, 2021, 4 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 56.0 ppb (55) | 0.22 ppb (3) | 55.0 μg/m3 (51) | N/A | 55.0 | |
| June 19, 2021, 3 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.21 ppb (3) | 106.0 μg/m3 (77) | N/A | 77.0 | |
| June 19, 2021, 2 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.21 ppb (3) | 102.0 μg/m3 (75) | N/A | 75.0 | |
| June 19, 2021, 1 p.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.23 ppb (3) | 83.0 μg/m3 (65) | N/A | 65.0 | |
| June 19, 2021, noon | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.32 ppb (4) | 66.0 μg/m3 (57) | N/A | 57.0 | |
| June 19, 2021, 11 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 0.0 ppb (0) | 11.0 ppb (11) | 0.3 ppb (4) | 67.0 μg/m3 (57) | N/A | 57.0 | |
| June 19, 2021, 10 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.23 ppb (3) | 16.0 μg/m3 (15) | N/A | 21.0 | |
| June 19, 2021, 9 a.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.23 ppb (3) | 93.0 μg/m3 (70) | N/A | 70.0 | |
| June 19, 2021, 8 a.m. | N/A | N/A | N/A | 9.0 ppb (9) | N/A | 0.0 ppb (0) | 34.0 ppb (32) | 0.24 ppb (3) | 106.0 μg/m3 (77) | N/A | 77.0 | |
| June 19, 2021, 7 a.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.2 ppb (3) | 29.0 μg/m3 (27) | N/A | 43.0 | |
| June 19, 2021, 6 a.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.18 ppb (3) | 23.0 μg/m3 (22) | N/A | 46.0 | |
| June 19, 2021, 5 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.29 ppb (4) | 138.0 μg/m3 (93) | N/A | 93.0 | |
| June 19, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.22 ppb (3) | N/A | N/A | 39.0 | |
| June 19, 2021, 3 a.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 1.0 ppb (2) | 44.0 ppb (41) | 0.19 ppb (3) | 33.0 μg/m3 (31) | N/A | 41.0 | |
| June 19, 2021, 2 a.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 1.0 ppb (2) | 45.0 ppb (42) | 0.21 ppb (3) | 19.0 μg/m3 (18) | N/A | 42.0 | |
| June 19, 2021, 1 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 50.0 ppb (47) | 0.2 ppb (3) | 31.0 μg/m3 (29) | N/A | 47.0 | |
| June 19, 2021, midnight | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.18 ppb (3) | 45.0 μg/m3 (42) | N/A | 50.0 | |
| June 18, 2021, 11 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 63.0 ppb (78) | 0.18 ppb (3) | N/A | N/A | 78.0 | |
| June 18, 2021, 10 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 67.0 ppb (91) | 0.16 ppb (3) | N/A | N/A | 91.0 | |
| June 18, 2021, 9 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 67.0 ppb (91) | 0.17 ppb (3) | N/A | N/A | 91.0 | |
| June 18, 2021, 8 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 68.0 ppb (94) | 0.17 ppb (3) | 62.0 μg/m3 (55) | N/A | 94.0 | |
| June 18, 2021, 7 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 67.0 ppb (91) | 0.17 ppb (3) | 83.0 μg/m3 (65) | N/A | 91.0 | |
| June 18, 2021, 6 p.m. | N/A | N/A | N/A | 2.0 ppb (2) | N/A | 0.0 ppb (0) | 63.0 ppb (78) | 0.16 ppb (3) | 125.0 μg/m3 (86) | N/A | 86.0 | |
| June 18, 2021, 5 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 59.0 ppb (65) | 0.17 ppb (3) | 150.0 μg/m3 (99) | N/A | 99.0 | |
| June 18, 2021, 4 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 48.0 ppb (45) | 0.15 ppb (2) | 54.0 μg/m3 (50) | N/A | 50.0 | |
| June 18, 2021, 3 p.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 38.0 ppb (36) | 0.21 ppb (3) | N/A | N/A | 36.0 | |
| June 18, 2021, 2 p.m. | N/A | N/A | N/A | 39.0 ppb (37) | N/A | 1.0 ppb (2) | 13.0 ppb (13) | 0.52 ppb (6) | 113.0 μg/m3 (80) | N/A | 80.0 | |
| June 18, 2021, 1 p.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.62 ppb (7) | 129.0 μg/m3 (88) | N/A | 88.0 | |
| June 18, 2021, noon | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 1.0 ppb (2) | 2.0 ppb (2) | 0.77 ppb (10) | 129.0 μg/m3 (88) | N/A | 88.0 | |
| June 18, 2021, 11 a.m. | N/A | N/A | N/A | 30.0 ppb (29) | N/A | 0.0 ppb (0) | 3.0 ppb (3) | 0.42 ppb (5) | 81.0 μg/m3 (64) | N/A | 64.0 | |
| June 18, 2021, 10 a.m. | N/A | N/A | N/A | 24.0 ppb (23) | N/A | 0.0 ppb (0) | 7.0 ppb (7) | 0.32 ppb (4) | 62.0 μg/m3 (55) | N/A | 55.0 | |
| June 18, 2021, 9 a.m. | N/A | N/A | N/A | 21.0 ppb (20) | N/A | 0.0 ppb (0) | 13.0 ppb (13) | 0.27 ppb (4) | 40.0 μg/m3 (38) | N/A | 38.0 | |
| June 18, 2021, 8 a.m. | N/A | N/A | N/A | 19.0 ppb (18) | N/A | 0.0 ppb (0) | 18.0 ppb (17) | 0.23 ppb (3) | 156.0 μg/m3 (102) | N/A | 102.0 | |
| June 18, 2021, 7 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 0.0 ppb (0) | 32.0 ppb (30) | 0.22 ppb (3) | 70.0 μg/m3 (59) | N/A | 59.0 | |
| June 18, 2021, 6 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.27 ppb (4) | 34.0 μg/m3 (32) | N/A | 32.0 | |
| June 18, 2021, 5 a.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.27 ppb (4) | 67.0 μg/m3 (57) | N/A | 57.0 | |
| June 18, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 36.0 ppb (34) | 0.22 ppb (3) | 37.0 μg/m3 (35) | N/A | 35.0 | |
| June 18, 2021, 3 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 2.0 ppb (3) | 44.0 ppb (41) | 0.22 ppb (3) | 27.0 μg/m3 (25) | N/A | 41.0 | |
| June 18, 2021, 2 a.m. | N/A | N/A | N/A | 15.0 ppb (15) | N/A | 1.0 ppb (2) | 39.0 ppb (37) | 0.27 ppb (4) | 78.0 μg/m3 (63) | N/A | 63.0 | |
| June 18, 2021, 1 a.m. | N/A | N/A | N/A | 12.0 ppb (12) | N/A | 0.0 ppb (0) | 47.0 ppb (44) | 0.24 ppb (3) | 128.0 μg/m3 (88) | N/A | 88.0 | |
| June 18, 2021, midnight | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.19 ppb (3) | 88.0 μg/m3 (68) | N/A | 68.0 | |
| June 17, 2021, 11 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 58.0 ppb (61) | 0.17 ppb (3) | 163.0 μg/m3 (105) | N/A | 105.0 | |
| June 17, 2021, 10 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 64.0 ppb (81) | 0.17 ppb (3) | 130.0 μg/m3 (89) | N/A | 89.0 | |
| June 17, 2021, 9 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 74.0 ppb (103) | 0.14 ppb (2) | N/A | N/A | 103.0 | |
| June 17, 2021, 8 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 73.0 ppb (103) | 0.14 ppb (2) | 113.0 μg/m3 (80) | N/A | 103.0 | |
| June 17, 2021, 7 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 70.0 ppb (100) | 0.14 ppb (2) | N/A | N/A | 100.0 | |
| June 17, 2021, 6 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 69.0 ppb (97) | 0.14 ppb (2) | N/A | N/A | 97.0 | |
| June 17, 2021, 5 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 65.0 ppb (84) | 0.17 ppb (3) | N/A | N/A | 84.0 | |
| June 17, 2021, 4 p.m. | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 0.0 ppb (0) | 49.0 ppb (46) | 0.32 ppb (4) | 61.0 μg/m3 (54) | N/A | 54.0 | |
| June 17, 2021, 3 p.m. | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 1.0 ppb (2) | 31.0 ppb (29) | 0.45 ppb (6) | 170.0 μg/m3 (109) | N/A | 109.0 | |
| June 17, 2021, 2 p.m. | N/A | N/A | N/A | 41.0 ppb (39) | N/A | 0.0 ppb (0) | 20.0 ppb (19) | 0.45 ppb (6) | 79.0 μg/m3 (63) | N/A | 63.0 | |
| June 17, 2021, 1 p.m. | N/A | N/A | N/A | 44.0 ppb (42) | N/A | 1.0 ppb (2) | 9.0 ppb (9) | 0.54 ppb (6) | 149.0 μg/m3 (98) | N/A | 98.0 | |
| June 17, 2021, noon | N/A | N/A | N/A | 43.0 ppb (41) | N/A | 1.0 ppb (2) | 5.0 ppb (5) | 0.55 ppb (7) | 120.0 μg/m3 (84) | N/A | 84.0 | |
| June 17, 2021, 11 a.m. | N/A | N/A | N/A | 26.0 ppb (25) | N/A | 0.0 ppb (0) | 15.0 ppb (14) | 0.32 ppb (4) | 71.0 μg/m3 (59) | N/A | 59.0 | |
| June 17, 2021, 10 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 31.0 ppb (29) | 0.19 ppb (3) | 87.0 μg/m3 (67) | N/A | 67.0 | |
| June 17, 2021, 9 a.m. | N/A | N/A | N/A | 14.0 ppb (14) | N/A | 0.0 ppb (0) | 35.0 ppb (33) | 0.18 ppb (3) | 45.0 μg/m3 (42) | N/A | 42.0 | |
| June 17, 2021, 8 a.m. | N/A | N/A | N/A | 10.0 ppb (10) | N/A | 1.0 ppb (2) | 40.0 ppb (38) | 0.15 ppb (2) | 34.0 μg/m3 (32) | N/A | 38.0 | |
| June 17, 2021, 7 a.m. | N/A | N/A | N/A | 18.0 ppb (17) | N/A | 0.0 ppb (0) | 29.0 ppb (27) | 0.23 ppb (3) | 53.0 μg/m3 (50) | N/A | 50.0 | |
| June 17, 2021, 6 a.m. | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 1.0 ppb (2) | 24.0 ppb (23) | 0.25 ppb (3) | 58.0 μg/m3 (53) | N/A | 53.0 | |
| June 17, 2021, 5 a.m. | N/A | N/A | N/A | 22.0 ppb (21) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.35 ppb (4) | 48.0 μg/m3 (45) | N/A | 45.0 | |
| June 17, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 0.0 ppb (0) | 16.0 ppb (15) | 0.42 ppb (5) | 52.0 μg/m3 (49) | N/A | 49.0 | |
| June 17, 2021, 3 a.m. | N/A | N/A | N/A | 25.0 ppb (24) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.42 ppb (5) | 67.0 μg/m3 (57) | N/A | 57.0 | |
| June 17, 2021, 2 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 0.0 ppb (0) | 30.0 ppb (28) | 0.37 ppb (5) | 102.0 μg/m3 (75) | N/A | 75.0 | |
| June 17, 2021, 1 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.22 ppb (3) | 64.0 μg/m3 (56) | N/A | 56.0 | |
| June 17, 2021, midnight | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 52.0 ppb (49) | 0.17 ppb (3) | 99.0 μg/m3 (73) | N/A | 73.0 | |
| June 16, 2021, 11 p.m. | N/A | N/A | N/A | 8.0 ppb (8) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.18 ppb (3) | 106.0 μg/m3 (77) | N/A | 77.0 | |
| June 16, 2021, 10 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 61.0 ppb (71) | 0.17 ppb (3) | 98.0 μg/m3 (73) | N/A | 73.0 | |
| June 16, 2021, 9 p.m. | N/A | N/A | N/A | 3.0 ppb (3) | N/A | 0.0 ppb (0) | 71.0 ppb (101) | 0.18 ppb (3) | 72.0 μg/m3 (60) | N/A | 101.0 | |
| June 16, 2021, 8 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 59.0 ppb (65) | 0.18 ppb (3) | N/A | N/A | 65.0 | |
| June 16, 2021, 7 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 56.0 ppb (55) | 0.17 ppb (3) | N/A | N/A | 55.0 | |
| June 16, 2021, 6 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 62.0 ppb (74) | 0.19 ppb (3) | 137.0 μg/m3 (92) | N/A | 92.0 | |
| June 16, 2021, 5 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 61.0 ppb (71) | 0.18 ppb (3) | 124.0 μg/m3 (86) | N/A | 86.0 | |
| June 16, 2021, 4 p.m. | N/A | N/A | N/A | 13.0 ppb (13) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.24 ppb (3) | N/A | N/A | 51.0 | |
| June 16, 2021, 3 p.m. | N/A | N/A | N/A | 32.0 ppb (31) | N/A | 1.0 ppb (2) | 32.0 ppb (30) | 0.44 ppb (5) | 118.0 μg/m3 (83) | N/A | 83.0 | |
| June 16, 2021, 2 p.m. | N/A | N/A | N/A | 42.0 ppb (40) | N/A | 1.0 ppb (2) | 15.0 ppb (14) | 0.63 ppb (7) | 138.0 μg/m3 (93) | N/A | 93.0 | |
| June 16, 2021, 1 p.m. | N/A | N/A | N/A | 46.0 ppb (44) | N/A | 2.0 ppb (3) | 4.0 ppb (4) | 0.97 ppb (12) | 207.0 μg/m3 (127) | N/A | 127.0 | |
| June 16, 2021, noon | N/A | N/A | N/A | 36.0 ppb (34) | N/A | 1.0 ppb (2) | 3.0 ppb (3) | 0.61 ppb (7) | 142.0 μg/m3 (95) | N/A | 95.0 | |
| June 16, 2021, 11 a.m. | N/A | N/A | N/A | 33.0 ppb (32) | N/A | 0.0 ppb (0) | 2.0 ppb (2) | 0.38 ppb (5) | 68.0 μg/m3 (58) | N/A | 58.0 | |
| June 16, 2021, 10 a.m. | N/A | N/A | N/A | 29.0 ppb (28) | N/A | 0.0 ppb (0) | 7.0 ppb (7) | 0.26 ppb (4) | 99.0 μg/m3 (73) | N/A | 73.0 | |
| June 16, 2021, 9 a.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 19.0 ppb (18) | 0.25 ppb (3) | 50.0 μg/m3 (47) | N/A | 47.0 | |
| June 16, 2021, 8 a.m. | N/A | N/A | N/A | 17.0 ppb (17) | N/A | 0.0 ppb (0) | 25.0 ppb (24) | 0.26 ppb (4) | 52.0 μg/m3 (49) | N/A | 49.0 | |
| June 16, 2021, 7 a.m. | N/A | N/A | N/A | 27.0 ppb (26) | N/A | 0.0 ppb (0) | 22.0 ppb (21) | 0.37 ppb (5) | 30.0 μg/m3 (28) | N/A | 28.0 | |
| June 16, 2021, 6 a.m. | N/A | N/A | N/A | 27.0 ppb (26) | N/A | 0.0 ppb (0) | 27.0 ppb (25) | 0.35 ppb (4) | 48.0 μg/m3 (45) | N/A | 45.0 | |
| June 16, 2021, 5 a.m. | N/A | N/A | N/A | 23.0 ppb (22) | N/A | 0.0 ppb (0) | 28.0 ppb (26) | 0.35 ppb (4) | 39.0 μg/m3 (37) | N/A | 37.0 | |
| June 16, 2021, 4 a.m. | N/A | N/A | N/A | N/A | N/A | 1.0 ppb (2) | 35.0 ppb (33) | 0.29 ppb (4) | 56.0 μg/m3 (52) | N/A | 52.0 | |
| June 16, 2021, 3 a.m. | N/A | N/A | N/A | 16.0 ppb (16) | N/A | 1.0 ppb (2) | 40.0 ppb (38) | 0.3 ppb (4) | 64.0 μg/m3 (56) | N/A | 56.0 | |
| June 16, 2021, 2 a.m. | N/A | N/A | N/A | 11.0 ppb (11) | N/A | 0.0 ppb (0) | 53.0 ppb (50) | 0.23 ppb (3) | 96.0 μg/m3 (72) | N/A | 72.0 | |
| June 16, 2021, 1 a.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 46.0 ppb (43) | 0.18 ppb (3) | 157.0 μg/m3 (102) | N/A | 102.0 | |
| June 16, 2021, midnight | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 55.0 ppb (51) | 0.14 ppb (2) | 146.0 μg/m3 (97) | N/A | 97.0 | |
| June 15, 2021, 11 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 65.0 ppb (84) | 0.14 ppb (2) | N/A | N/A | 84.0 | |
| June 15, 2021, 10 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 70.0 ppb (100) | 0.15 ppb (2) | N/A | N/A | 100.0 | |
| June 15, 2021, 9 p.m. | N/A | N/A | N/A | 4.0 ppb (4) | N/A | 0.0 ppb (0) | 78.0 ppb (105) | 0.16 ppb (3) | N/A | N/A | 105.0 | |
| June 15, 2021, 8 p.m. | N/A | N/A | N/A | 5.0 ppb (5) | N/A | 0.0 ppb (0) | 88.0 ppb (110) | 0.17 ppb (3) | N/A | N/A | 110.0 | |
| June 15, 2021, 7 p.m. | N/A | N/A | N/A | 6.0 ppb (6) | N/A | 0.0 ppb (0) | 93.0 ppb (113) | 0.18 ppb (3) | N/A | N/A | 113.0 | |
| June 15, 2021, 6 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 88.0 ppb (110) | 0.19 ppb (3) | N/A | N/A | 110.0 | |
| June 15, 2021, 5 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 73.0 ppb (103) | 0.19 ppb (3) | 91.0 μg/m3 (69) | N/A | 103.0 | |
| June 15, 2021, 4 p.m. | N/A | N/A | N/A | 7.0 ppb (7) | N/A | 0.0 ppb (0) | 62.0 ppb (74) | 0.19 ppb (3) | N/A | N/A | 74.0 | |
| June 15, 2021, 3 p.m. | N/A | N/A | N/A | 20.0 ppb (19) | N/A | 0.0 ppb (0) | 42.0 ppb (39) | 0.29 ppb (4) | 123.0 μg/m3 (85) | N/A | 85.0 | |
| June 15, 2021, 2 p.m. | N/A | N/A | N/A | 38.0 ppb (36) | N/A | 2.0 ppb (3) | 21.0 ppb (20) | 0.5 ppb (6) | 136.0 μg/m3 (92) | N/A | 92.0 | |
| June 15, 2021, 1 p.m. | N/A | N/A | N/A | 42.0 ppb (40) | N/A | 1.0 ppb (2) | 9.0 ppb (9) | 0.61 ppb (7) | 196.0 μg/m3 (122) | N/A | 122.0 |